The Switchback Railway was the forerunner of the roller coaster. Passengers sit in a small car which trundles up a swooping railway track then performs a 180 degree turn at its summit before swooping back down on a parallel track.
1983
2004
1896
2000
1996
1911
2010
2009
1947
1972
2007
1941
1973
2017
1897
1950
1943
2011
1902
1989